3M Littmann Master Cardiology Stethoscope

A tunable diaphragm and superb craftsmanship offer the ultimate performance in a single-sided stethoscope.

The Littmann® Master Cardiology™ stethoscope offers a handcrafted stainless steel chestpiece with the portable convenience of a single-sided stethoscope. The tunable diaphragm conveniently alternates between low- and high-frequency sounds with a simple pressure change on the chestpiece.